🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mountainstack.dev`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::6815:4fee^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:ac02^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.79.238^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.172.2^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lila.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3aba^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0ba^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`lila.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20ba^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`lila.ns.cloudflare.com`
		A	108.162.192.186^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	172.64.32.186^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
		A	173.245.58.186^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`lila.ns.cloudflare.com`
NS	`mustafa.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c1b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c31b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mustafa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:231b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mustafa.ns.cloudflare.com`
		A	108.162.195.27^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
		A	162.159.44.27^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
		A	172.64.35.27^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mustafa.ns.cloudflare.com`
MX	`mountainstack-dev.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:ca27::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::1^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	2a01:111:f403:ca2d::2^{🇩🇪 Microsoft2a01:111:f000::/36}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
		A	52.101.168.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-beup281cu00100.inbound.protection.outlook.com`
		A	52.101.170.0^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr5p281cu00500.inbound.protection.outlook.com`
		A	52.101.170.1^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr4p281cu03101.inbound.protection.outlook.com`
		A	52.101.170.2^{🇩🇪 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-fr6p281cu00202.inbound.protection.outlook.com`
TXT	`MS=ms71201438`
TXT	`v=spf1 include:spf.protection.outlook.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.79.238, 172.67.172.2
		IPv6 hints	2606:4700:3031::6815:4fee, 2606:4700:3037::ac43:ac02
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=73, name=cloudflare-ech.com
SOA	`lila.ns.cloudflare.com`dns@cloudflare.com serial=2412732083

`dev`

	DNSSEC	🔒 Signed (DS record present)
	NS	`ns-tld1.charlestonroadregistry.com` ⭐
	NS	`ns-tld2.charlestonroadregistry.com`
	NS	`ns-tld3.charlestonroadregistry.com`
	NS	`ns-tld4.charlestonroadregistry.com`
	NS	`ns-tld5.charlestonroadregistry.com`
	SOA	`ns-tld1.charlestonroadregistry.com`cloud-dns-hostmaster@google.com serial=1

🔒 HSTS Preload (+subdomains)

Same first word

mountainstack.tech

mountainstack.dev

Similar names

stackmountain.com

Previous names

Next names

DNS History

7 records (7 active, 0 former)

●NSlila.ns.cloudflare.com2026-08-21 → 2026-08-29 · 2 obs

● 2026-08-21 13:02:44
● 2026-08-29 00:37:12

●NSmustafa.ns.cloudflare.com2026-08-21 → 2026-08-29 · 2 obs

● 2026-08-21 13:02:44
● 2026-08-29 00:37:12

●MXmountainstack-dev.mail.protection.outlook.com2026-08-21 → 2026-08-29 · 2 obs

● 2026-08-21 13:02:44
● 2026-08-29 00:37:12

●A104.21.79.2382026-08-21 → 2026-08-29 · 2 obs

● 2026-08-21 13:02:44
● 2026-08-29 00:37:12

●A172.67.172.22026-08-21 → 2026-08-29 · 2 obs

● 2026-08-21 13:02:44
● 2026-08-29 00:37:12

●A2606:4700:3031::6815:4fee2026-08-21 → 2026-08-29 · 2 obs

● 2026-08-21 13:02:44
● 2026-08-29 00:37:12

●A2606:4700:3037::ac43:ac022026-08-21 → 2026-08-29 · 2 obs

● 2026-08-21 13:02:44
● 2026-08-29 00:37:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
dev	ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...	-
mountainstack.dev	lila.ns.cloudflare.com, mustafa.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.27

NS records: lila.ns.cloudflare.com, mustafa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mountainstack.dev (unsigned zone)

⏱️ Timing

Total: 573ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.172.2, 104.21.79.238`
AAAA	2	`2606:4700:3031::6815:4fee, 2606:4700:3037::ac43:ac02`
NS	2	`lila.ns.cloudflare.com, mustafa.ns.cloudflare.com`
MX	1	`mountainstack-dev.mail.protection.outloo`
TXT	2	`MS=ms71201438, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`lila.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

mountainstack.dev resolves to four IP addresses: 104.21.79.238, 172.67.172.2, 2606:4700:3031::6815:4fee and 2606:4700:3037::ac43:ac02.

Two other host names, along with www.scx.fr, www.zerokaos.com and pstoto99lsk.click, also share IP numbers with mountainstack.dev.

Name Servers

mountainstack.dev is delegated to two name servers: lila.ns.cloudflare.com and mustafa.ns.cloudflare.com.

mountainstack.dev shares its NS records with other domains, for example msjmpblztwmw.workers.dev, questtvclub.com, verce.eu and two others.

mountainstack.dev has at least partial name server overlap with other domains, such as globalcounselawards.com, jixiangruyi5588.workers.dev, suanpeople.cn and two others.

These name servers tend to appear together with the name servers tegan.ns.cloudflare.com, sam.ns.cloudflare.com and sullivan.ns.cloudflare.com.

DNS names with 6 IP addresses:

lila.ns.cloudflare.com resolves to 108.162.192.186, 172.64.32.186, 173.245.58.186 and 3 other IP addresses.

mustafa.ns.cloudflare.com resolves to 108.162.195.27, 162.159.44.27, 172.64.35.27 and 3 other IP addresses.

Mail Servers

The sole mail server for mountainstack.dev is mountainstack-dev.mail.protection.outlook.com.

With 8 IP addresses total, mountainstack-dev.mail.protection.outlook.com resolves to 52.101.168.0, 52.101.170.0, 52.101.170.1 and 5 others.

mountainstack.dev - robtex.com